[Combined effect of the chief chemical elements in the manufacture].

Character of the combined effect of main dust components in working zone air of cermet enterprise is determined. Graphic method for assessment, forecasting and hygienic correction of air quality is suggested.

[The dynamics of the psychoemotional state in patients with vibration disease].

Data are presented on the formation of neuropsychic disorders in mine shaft sinkers and drill operators at different stages of vibration disease. Neuropsychic disorders in this category of workers should be considered in the treatment and expertise examination of working capacity.